Git is a tool that can records changes to a file or set of files over time so that you can recall specific version later. Git is one of the most important tool in software development. In this post, I will summarize some of the git command that are often…

Circuit breaker in electrical terms is an automatically switch designed to protect an electrical circuit from damage caused by excess current from an overload or short circuit. in the role of software development, circuit breaker is a design pattern use to detects failures and prevents the application from trying to…

Clean Architecture Clean architecture is a software design philosophy that separates the elements of a design into ring levels. The main rule of clean architecture is that code dependencies can only come from the outer levels inward. Code on the inner layers can have no knowledge of functions on the outer layers…

Introduction Recently there has been news about hacker claim that they are stealing data from website or an organization affecting sensitive data of million customers made public and sold for a certain price. however organization have the responsibility to protect their customers data. At this point, we want to protect customer…

Code coverage is a measurement used to express which lines of code were executed by a test suite. …

RethinkDB is an open source distributed data source for realtime web apps with JSON based document. RethinkDB has intuitive query language, parallelized queries, and simple administration tools. rethinkDB also has modern web UI. located in http://localhost:8080 if you install in local environment.

in my previous post, i already post about how to setup new go application into bazel monorepo. you can check my previous post here . Alright, we’’ll get to the point by setting up the Go application that is already running into the bazel monorepo 1. copy the existing project…

ini this section, you’ll learn the basic of building go application with bazel(https://www.bazel.build/) and gazelle (https://github.com/bazelbuild/bazel-gazelle) first install bazel, if you don’t have it, install bazel here :(https://docs.bazel.build/versions/2.0.0/install.html) lets create hello-world project with go language. create folder packages, WORKSPACE file, & BUILD.bazel file in root project.

Retention log setup Log retention setup is The minimum age of a log file to be eligible for deletion due to age, means that kafka will save message for period of hours. default is 168 hours or 7 days, to change this setup edit `config/server.properties` and change the value of log.retention.hours=168 Partition in kafka…